The Shaft,shouldered, cataloged under National Stock Number 3040-01-424-7334, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rockford Dynatorq Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-424-7334 |
| Primary Part Number | 304756-2 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rockford Dynatorq Inc |
| Status | ACTIVE |
| Second End Hole Diameter | 0.6250 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN |
| Step Quantity | 6 |
| First End Style | CIRCULAR GROOVED |
| Second End Keyway Width | 0.1870 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.0940 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | FLANGED AND INTERNAL KEYWAY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 304756-2 PRIMARY | Rockford Dynatorq Inc (USA) |
| Reference | Meaning |
|---|---|
| 304756-2 | C/1 Advisory reference — outside the item-of-supply concept The Gorman-Rupp Company Div Gorman-Rupp |
| 304756-2 | C/1 Advisory reference — outside the item-of-supply concept Galls Dba Dyna Med Div Dyna Med |
NSN 3040-01-424-7334 is a Shaft,shouldered, manufactured by Rockford Dynatorq Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-424-7334 has 1 manufacturer part number on file: 304756-2 (Rockford Dynatorq Inc).
Key specifications for 304756-2: Second End Hole Diameter: 0.6250 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN; Step Quantity: 6; First End Style: CIRCULAR GROOVED; Second End Keyway Width: 0.1870 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.